si´l vous palait aider moi
Trouve les mots ou expressions
correspondant aux définitions suivantes.
a. Carbon dioxide and methane are the most
important ones.
b. A mass of ice and snow that permanently
covers a large area of land.
c. The very cold area around the North Pole.
d. Causing damage or injury to somebody or
something
e. Calculated by adding quantities together and
then dividing by the number of quantities.